CURT Black Steel Pintle Hitch Lunette Ring 2-1/2-Inch ID, 35,000 lbs, 4-1/2-Inch Bolt Pattern Model 48550CURT Black Steel Pintle Hitch Lunette Ring 2 1 2 Inch ID, 35,000 lbs, 4 1 2 Inch Bolt Pattern Model 48550 In agriculture, construction and even military applications, pintle hitches are the trusted product of specialized towing. They are notorious for their high weight capacity and simple design. The basic pintle hitch is essentially a hook and loop, with the hook attached to the vehicle and the loop mounted on the trailer. Because of their simple